Home / 7,042.21-10,555.92-3,341.72

Finding the Fourth Proportional to 7,042.21, 10,555.92 and 3,341.72

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Solution

The fourth proportional to 7,042.21, 10,555.92 and 3,341.72 is: 5,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.21 : 10,555.92 = 3,341.72 : x
  2. Step 2: Convert to fraction form
    7,042.21/10,555.92 = 3,341.72/x
  3. Step 3: Cross multiply
    7,042.21x = 10,555.92 × 3,341.72
  4. Step 4: Simplify right side
    7,042.21x = 35,274,955.37
  5. Step 5: Solve for x
    x = 35,274,955.37/7,042.21
  6. Step 6: Final answer
    x = 5,009.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.